| 1 | 子 | 子 | zǐ | zi3 | son; child; seed; egg; small thing; 1st earthly branch: 11 p.m.-1 a.m., midnight, 11th solar month (7th December to 5th January), year of the Rat; Viscount, fourth of five orders of nobility 五等爵位 ; ancient Chinese compass point: 0° (north) | | |
| 2 | 子女 | 子女 | zǐ nǚ | zi3 nu:3 | children; sons and daughters | | |
| 3 | 子弹 | 子彈 | zǐ dàn | zi3 dan4 | bullet; Classifiers: 粒 | | |
| 4 | 子宫 | 子宮 | zǐ gōng | zi3 gong1 | uterus; womb | | |
| 5 | 子孙 | 子孫 | zǐ sūn | zi3 sun1 | offspring; posterity | | |
| 6 | 子弟 | 子弟 | zǐ dì | zi3 di4 | child; the younger generation | | |
| 7 | 子系统 | 子系統 | zǐ xì tǒng | zi3 xi4 tong3 | subsystem | | |
| 8 | 子母扣 | 子母扣 | zǐ mǔ kòu | zi3 mu3 kou4 | snap fastener | | |
| 9 | 子房 | 子房 | zǐ fáng | zi3 fang2 | ovary (botany) | | |
| 10 | 子贡 | 子貢 | zǐ gòng | Zi3 Gong4 | Zi Gong or Duanmu Ci 端木赐 (520 BC-), disciple of Confucius | | |
| 11 | 子宫托 | 子宮托 | zǐ gōng tuō | zi3 gong1 tuo1 | pessary | | |
| 12 | 子公司 | 子公司 | zǐ gōng sī | zi3 gong1 si1 | subsidiary company; subsidiary corporation | | |
| 13 | 子宫颈抹片 | 子宮頸抹片 | zǐ gōng jǐng mǒ piàn | zi3 gong1 jing3 mo3 pian4 | cervical smear (Tw) | | |
| 14 | 子宫颈癌 | 子宮頸癌 | zǐ gōng jǐng ái | zi3 gong1 jing3 ai2 | cervical cancer | | |
| 15 | 子宫颈 | 子宮頸 | zǐ gōng jǐng | zi3 gong1 jing3 | cervix; neck of the uterus | | |
| 16 | 子宫肌瘤 | 子宮肌瘤 | zǐ gōng jī liú | zi3 gong1 ji1 liu2 | fibroid tumor of the uterus; hysteromyoma | | |
| 17 | 子宫壁 | 子宮壁 | zǐ gōng bì | zi3 gong1 bi4 | wall of the uterus | | |
| 18 | 子癫前症 | 子癲前症 | zǐ diān qián zhèng | zi3 dian1 qian2 zheng4 | pre-eclampsia, toxaemia of pregnancy (medicine) | | |
| 19 | 子弹火车 | 子彈火車 | zǐ dàn huǒ chē | zi3 dan4 huo3 che1 | bullet train; Shinkansen 新干线 , Japanese high-speed train | | |
| 20 | 子丑 | 子丑 | zǐ chǒu | zi3 chou3 | first two of the twelve earthly branches 十二地支 ; by ext., the earthly branches | | |
| 21 | 子子孙孙 | 子子孫孫 | zǐ zǐ sūn sūn | zi3 zi3 sun1 sun1 | one's posterity | | |
| 22 | 子长县 | 子長縣 | zǐ cháng xiàn | Zi3 chang2 xian4 | Zichang county in Yan'an 延安 , Shaanxi | | |
| 23 | 子长 | 子長 | zǐ cháng | Zi3 chang2 | Zichang county in Yan'an 延安 , Shaanxi | | |
| 24 | 子产 | 子產 | zǐ chǎn | Zi3 Chan3 | Zi Chan (?-522 BC), statesman and philosopher during the Spring and Autumn period | | |
| 25 | 子层 | 子層 | zǐ céng | zi3 ceng2 | sublayer | | |